btrfs-progs v5.18 See http://btrfs.wiki.kernel.org for more information. Performing full device TRIM /dev/sda4 (15.00GiB) ... NOTE: several default settings have changed in version 5.15, please make sure this does not affect your deployments: - DUP for metadata (-m dup) - enabled no-holes (-O no-holes) - enabled free-space-tree (-R free-space-tree) Label: (null) UUID: 44f4d28d-afc7-4411-b83b-067be59ee3db Node size: 16384 Sector size: 4096 Filesystem size: 15.00GiB Block group profiles: Data: single 8.00MiB Metadata: DUP 256.00MiB System: DUP 8.00MiB SSD detected: yes Zoned device: no Incompat features: extref, skinny-metadata, no-holes Runtime features: free-space-tree Checksum: crc32c Number of devices: 1 Devices: ID SIZE PATH 1 15.00GiB /dev/sda4